Possible Clues:

• Have to have made oneself at home around the street
• Did the bird have to stay around the street? This is what it did
• Need to have got around the street to make 14 down
• Built accommodation in a tree
• Made a home in a tree
• Inside it could be clear that it's sticky
• Embedded, in a way
• Want to have made a home around the street?
• Is the saint in need of having started a family?
• Inhabited an egg-laying place